DUTAMULTI INTIOPTIC PRATAMA, PT North Sumatera Contact Lens, Frames & Mountings for Spectable, Goggles & the Like of Plastics or Oth. Materials Parts, Ferry Tanujaya, Asri Liu. omarket@dombamas.co.id (62-61) 7940986, 7940033 (Hunting), 7942227 www.dombamas.co.id (62-61) 7940035, 7940984, 7945231 Jl. Desa Ujung Serdang Km. 11,5 No. 60, Tanjung Morawa